drivers/rtc/rtc-palmas.c

39 	int ret;
42 	ret = palmas_update_bits(palmas, PALMAS_RTC_BASE, PALMAS_RTC_CTRL_REG,
44 	if (ret < 0) {
45 		dev_err(dev, "RTC CTRL reg update failed, err: %d\n", ret);
46 		return ret;
49 	ret = palmas_bulk_read(palmas, PALMAS_RTC_BASE, PALMAS_SECONDS_REG,
51 	if (ret < 0) {
52 		dev_err(dev, "RTC_SECONDS reg read failed, err = %d\n", ret);
53 		return ret;
63 	return ret;
70 	int ret;
80 	ret = palmas_update_bits(palmas, PALMAS_RTC_BASE, PALMAS_RTC_CTRL_REG,
82 	if (ret < 0) {
83 		dev_err(dev, "RTC stop failed, err = %d\n", ret);
84 		return ret;
87 	ret = palmas_bulk_write(palmas, PALMAS_RTC_BASE, PALMAS_SECONDS_REG,
89 	if (ret < 0) {
90 		dev_err(dev, "RTC_SECONDS reg write failed, err = %d\n", ret);
91 		return ret;
95 	ret = palmas_update_bits(palmas, PALMAS_RTC_BASE, PALMAS_RTC_CTRL_REG,
97 	if (ret < 0)
98 		dev_err(dev, "RTC start failed, err = %d\n", ret);
99 	return ret;
117 	int ret;
119 	ret = palmas_bulk_read(palmas, PALMAS_RTC_BASE,
122 	if (ret < 0) {
123 		dev_err(dev, "RTC_ALARM_SECONDS read failed, err = %d\n", ret);
124 		return ret;
134 	ret = palmas_read(palmas, PALMAS_RTC_BASE, PALMAS_RTC_INTERRUPTS_REG,
136 	if (ret < 0) {
137 		dev_err(dev, "RTC_INTERRUPTS reg read failed, err = %d\n", ret);
138 		return ret;
143 	return ret;
150 	int ret;
152 	ret = palmas_rtc_alarm_irq_enable(dev, 0);
153 	if (ret < 0) {
155 		return ret;
165 	ret = palmas_bulk_write(palmas, PALMAS_RTC_BASE,
167 	if (ret < 0) {
168 		dev_err(dev, "ALARM_SECONDS_REG write failed, err = %d\n", ret);
169 		return ret;
173 		ret = palmas_rtc_alarm_irq_enable(dev, 1);
174 	return ret;
181 	int ret;
183 	ret = palmas_read(palmas, PALMAS_RTC_BASE, PALMAS_RTC_STATUS_REG,
185 	if (ret < 0) {
186 		dev_err(dev, "RTC_STATUS read failed, err = %d\n", ret);
187 		return ret;
190 	ret = palmas_write(palmas, PALMAS_RTC_BASE, PALMAS_RTC_STATUS_REG,
192 	if (ret < 0) {
193 		dev_err(dev, "RTC_STATUS write failed, err = %d\n", ret);
194 		return ret;
203 	int ret;
205 	ret = palmas_clear_interrupts(dev);
206 	if (ret < 0) {
207 		dev_err(dev, "RTC interrupt clear failed, err = %d\n", ret);
227 	int ret;
244 	ret = palmas_clear_interrupts(&pdev->dev);
245 	if (ret < 0) {
246 		dev_err(&pdev->dev, "clear RTC int failed, err = %d\n", ret);
247 		return ret;
259 		ret = palmas_update_bits(palmas, PALMAS_PMU_CONTROL_BASE,
262 		if (ret < 0) {
264 				"BACKUP_BATTERY_CTRL update failed, %d\n", ret);
265 			return ret;
268 		ret = palmas_update_bits(palmas, PALMAS_PMU_CONTROL_BASE,
272 		if (ret < 0) {
274 				"BACKUP_BATTERY_CTRL update failed, %d\n", ret);
275 			return ret;
280 	ret = palmas_update_bits(palmas, PALMAS_RTC_BASE, PALMAS_RTC_CTRL_REG,
283 	if (ret < 0) {
284 		dev_err(&pdev->dev, "RTC_CTRL write failed, err = %d\n", ret);
285 		return ret;
294 		ret = PTR_ERR(palmas_rtc->rtc);
295 		dev_err(&pdev->dev, "RTC register failed, err = %d\n", ret);
296 		return ret;
299 	ret = devm_request_threaded_irq(&pdev->dev, palmas_rtc->irq, NULL,
303 	if (ret < 0) {
304 		dev_err(&pdev->dev, "IRQ request failed, err = %d\n", ret);
305 		return ret;